Facility Type: Irrigation

As part of TID’s conjunctive management program, the District is constantly looking for ways to enhance our surface water and groundwater interaction. A regulating reservoir provides multiple benefits in a gravity-based irrigation distribution system. It supports water conservation by stabilizing flow rates in the system downstream of the reservoir and by capturing water that is…

In the wake of climate change, the need for groundwater sustainability, increased demand for environmental water and as a demonstration of TID’s commitment to water efficiency and customer service, the District took the proactive step of constructing the Lateral 8 Regulating Reservoir. During the 2016 off-season, TID completed the Lateral 8 Regulating Reservoir Expansion Project…

Davis Reservoir, later renamed Owens Reservoir and now called Turlock Lake was constructed in 1913 with a maximum storage capacity of 50,000 acre feet. Turlock Lake served as the District’s main storage reservoir until completion of the original Don Pedro Dam and Reservoir in 1923. Today, Turlock Lake serves as a balancing reservoir storing water…

Located about a mile and a half upstream of the town of La Grange on the Tuolumne River, the La Grange Dam is among the oldest dams still operating in California. When it was completed in 1893 it was the highest overflow dam in the United States, built at a cost of $550,000. Unlike most…

The First Don Pedro Reservoir In 1923, Turlock and Modesto Irrigation Districts joined forces to build the first Don Pedro Dam, which had a storage capacity of 289,000 acre feet. The dam held just enough water to accommodate growers’ irrigation needs for a single growing season. To get through consecutive dry years, which happens often…